4x^2-5x=-3

Simple and best practice solution for 4x^2-5x=-3 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 4x^2-5x=-3 equation:


Simplifying
4x2 + -5x = -3

Reorder the terms:
-5x + 4x2 = -3

Solving
-5x + 4x2 = -3

Solving for variable 'x'.

Reorder the terms:
3 + -5x + 4x2 = -3 + 3

Combine like terms: -3 + 3 = 0
3 + -5x + 4x2 = 0

Begin completing the square.  Divide all terms by
4 the coefficient of the squared term: 

Divide each side by '4'.
0.75 + -1.25x + x2 = 0

Move the constant term to the right:

Add '-0.75' to each side of the equation.
0.75 + -1.25x + -0.75 + x2 = 0 + -0.75

Reorder the terms:
0.75 + -0.75 + -1.25x + x2 = 0 + -0.75

Combine like terms: 0.75 + -0.75 = 0.00
0.00 + -1.25x + x2 = 0 + -0.75
-1.25x + x2 = 0 + -0.75

Combine like terms: 0 + -0.75 = -0.75
-1.25x + x2 = -0.75

The x term is -1.25x.  Take half its coefficient (-0.625).
Square it (0.390625) and add it to both sides.

Add '0.390625' to each side of the equation.
-1.25x + 0.390625 + x2 = -0.75 + 0.390625

Reorder the terms:
0.390625 + -1.25x + x2 = -0.75 + 0.390625

Combine like terms: -0.75 + 0.390625 = -0.359375
0.390625 + -1.25x + x2 = -0.359375

Factor a perfect square on the left side:
(x + -0.625)(x + -0.625) = -0.359375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 23-p=7 | | 14=7/2w | | -41=3x-5 | | (5x^2-3x+7)+(-5x^2+3x-7)= | | 0=x^2+17x | | 6x+69=8x-5 | | 6c+2=4c+18 | | 3w+17=74 | | 7u/9=14 | | 69+6x=5-8x | | r=-5(-2)9-1 | | 8y-2y^2-8y^3-2y^4=0 | | 5(4x-13)=25 | | 3y=15/4 | | x-9-(-15)=-12 | | 4log^6(2x-3)=8 | | 0.4=0.375x+1 | | 8d-6=37+9(d-3)-5d | | 2(48n+58)=22(6n) | | 10x^2-18x-60=0 | | 2(48+58)=22(6) | | x-1÷3=-1/5 | | 13n-13=12 | | 5x+22=3x+22 | | -5x+18=-8v | | 7(2c+4)=10(c+4) | | 6t-5=4t+5 | | 6w+17=4w+7 | | -3(-9x+7)-3x=6(x-4)-9 | | mx+n=6x+1 | | 55.2x1/2= | | -6/11 |

Equations solver categories